NO127983B - - Google Patents

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Publication number
NO127983B
NO127983B NO00168547A NO16854767A NO127983B NO 127983 B NO127983 B NO 127983B NO 00168547 A NO00168547 A NO 00168547A NO 16854767 A NO16854767 A NO 16854767A NO 127983 B NO127983 B NO 127983B
Authority
NO
Norway
Prior art keywords
valve
piston
pressure
intermediate link
spindle
Prior art date
Application number
NO00168547A
Other languages
English (en)
Norwegian (no)
Inventor
H Olofsson
S Trulsson
Original Assignee
Atlas Copco Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of NO127983B publication Critical patent/NO127983B/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/14—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F01C1/16—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/18—Control of, monitoring of, or safety arrangements for, machines or engines characterised by varying the volume of the working chamber
    • F01C20/20—Control of, monitoring of, or safety arrangements for, machines or engines characterised by varying the volume of the working chamber by changing the form of the inner or outlet contour of the working chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C20/00—Control of, monitoring of, or safety arrangements for, machines or engines
    • F01C20/24—Control of, monitoring of, or safety arrangements for, machines or engines characterised by using valves for controlling pressure or flow rate, e.g. discharge valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/003—Systems for the equilibration of forces acting on the elements of the machine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/43—Screw compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
NO00168547A 1966-06-23 1967-06-10 NO127983B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US564473A US3388854A (en) 1966-06-23 1966-06-23 Thrust balancing in rotary machines

Publications (1)

Publication Number Publication Date
NO127983B true NO127983B (de) 1973-09-10

Family

ID=24254611

Family Applications (1)

Application Number Title Priority Date Filing Date
NO00168547A NO127983B (de) 1966-06-23 1967-06-10

Country Status (13)

Country Link
US (1) US3388854A (de)
JP (1) JPS4833041B1 (de)
AT (1) AT278229B (de)
BE (1) BE700079A (de)
CH (1) CH473991A (de)
CS (1) CS151457B2 (de)
DK (1) DK139735B (de)
FR (1) FR1528283A (de)
GB (1) GB1177236A (de)
NL (1) NL160907C (de)
NO (1) NO127983B (de)
SE (1) SE320143B (de)
SU (1) SU816407A3 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480333A (en) * 1973-07-05 1977-07-20 Svenska Rotor Maskiner Ab Screw rotor machines
US3947078A (en) * 1975-04-24 1976-03-30 Sullair Corporation Rotary screw machine with rotor thrust load balancing
US4142765A (en) * 1977-02-10 1979-03-06 Sullair Corporation Rotor bearing assembly for rotary gas machine
SE422348B (sv) * 1977-10-24 1982-03-01 Stal Refrigeration Ab Anordning vid en kompressor av rotationstyp for att fixera en rotoraxel i axiell led
US4181474A (en) * 1978-03-02 1980-01-01 Dunham-Bush, Inc. Vertical axis hermetic rotary helical screw compressor with improved rotary bearings and oil management
GB2121478B (en) * 1979-05-14 1984-06-06 Osborn Norbert L Bearing structure for a turbo-compressor
DE8113977U1 (de) * 1981-05-12 1982-10-21 Pradler-Getriebetechnik GmbH, 7312 Kirchheim Linearantriebseinheit
SE429782B (sv) * 1981-05-14 1983-09-26 Sullair Tech Ab Ventilarrangemang for kapacitetsreglering av skruvkompressorer
DE3202993C2 (de) * 1982-01-29 1986-07-10 Aerzener Maschinenfabrik Gmbh, 3251 Aerzen Drehkolbenverdichter
US4465446A (en) * 1983-05-11 1984-08-14 Frick Company Radial and thrust bearing mountings providing independent loading
JPS60116920A (ja) * 1983-11-30 1985-06-24 Hitachi Ltd 回転流体機械におけるスラスト軸受の保持装置
JP2511870B2 (ja) * 1986-03-20 1996-07-03 株式会社日立製作所 スクリユ−真空ポンプ装置
SE453318B (sv) * 1987-02-18 1988-01-25 Svenska Rotor Maskiner Ab Rotormaskin med en axialkraftbalanseringsanordning
US4964790A (en) * 1989-10-10 1990-10-23 Sundstrand Corporation Automatic regulation of balancing pressure in a screw compressor
SE465527B (sv) * 1990-02-09 1991-09-23 Svenska Rotor Maskiner Ab Skruvrotormaskin med organ foer axialbalansering
SE466166B (sv) * 1990-05-08 1992-01-07 Svenska Rotor Maskiner Ab Skruvkompressor med axialbalanseringsorgan
DE4432518A1 (de) * 1994-09-13 1996-03-14 Mahle Gmbh Schraubenverdichter
US5722163A (en) * 1994-10-04 1998-03-03 Grant; Stanley R. Bearing and a method for mounting them in screw compressor
US6093007A (en) * 1995-10-30 2000-07-25 Shaw; David N. Multi-rotor helical-screw compressor with thrust balance device
US6520758B1 (en) 2001-10-24 2003-02-18 Ingersoll-Rand Company Screw compressor assembly and method including a rotor having a thrust piston
JP3796210B2 (ja) * 2002-11-01 2006-07-12 株式会社神戸製鋼所 スクリュ圧縮機
DE20302990U1 (de) * 2003-02-24 2004-07-08 Werner Rietschle Gmbh + Co. Kg Drehkolbenpumpe
DE10357109A1 (de) * 2003-12-06 2005-07-07 Fag Kugelfischer Ag Lageranordnung
KR101173443B1 (ko) * 2004-07-01 2012-08-16 엘리오트 컴퍼니 컴프레서의 진동감소를 위한 베어링 장치 및 샤프트의 진동 감소 방법
BE1016733A3 (nl) * 2005-08-25 2007-05-08 Atlas Copco Airpower Nv Verbeterde lagedruk schroefcompressor.
JP4387402B2 (ja) 2006-12-22 2009-12-16 株式会社神戸製鋼所 軸受及び液冷式スクリュ圧縮機
US7703746B2 (en) * 2007-07-12 2010-04-27 Roller Bearing Company Of America, Inc. Ground-based power generator with ball-roller bearing butterfly valve
JP5017052B2 (ja) * 2007-10-22 2012-09-05 株式会社神戸製鋼所 スクリュ流体機械
JP5361074B2 (ja) * 2009-11-20 2013-12-04 ジヤトコ株式会社 ヘリカルギヤポンプ
CN106286281B (zh) * 2014-07-29 2018-05-18 山东大晃机械有限公司 一种螺杆式潜水泵
US10288070B2 (en) 2014-12-17 2019-05-14 Carrier Corporation Screw compressor with oil shutoff and method
CN111441942A (zh) * 2015-03-16 2020-07-24 伊顿智能动力有限公司 增压器
DE102015215296B4 (de) * 2015-08-11 2020-10-22 Aktiebolaget Skf Lageranordnung und Lagerring zum drehbeweglichen Lagern eines ersten Bauteils gegenüber einem zweiten Bauteil sowie Schraubenkompressor mit der Lageranordnung oder dem Lagerring
EP3513077B1 (de) 2016-09-16 2023-12-27 Copeland Industrial LP Einzelschraubenverdichter mit hohem saugdruck und schubausgleichslast unter verwendung des wellendichtungsdrucks und entsprechendes verfahren
CN106678041B (zh) * 2017-02-21 2018-05-25 东北大学 一种外平衡式螺杆真空泵
US20210017987A1 (en) * 2018-03-21 2021-01-21 Johnson Controls Technology Company Systems and methods for enhanced compressor bearing life
BE1026119B1 (nl) * 2018-03-29 2020-01-07 Atlas Copco Airpower Nv Schroefcompressorelement en machine
DE202018105024U1 (de) 2018-09-04 2018-11-21 Man Energy Solutions Se Verdichter mit einer Axialdruckausgleichsvorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1218602A (en) * 1915-06-02 1917-03-06 Twin Screw Pump Co Pump.
US1698802A (en) * 1924-04-07 1929-01-15 Montelius Carl Oscar Josef Device for transferring energy to or from alpha fluid
US1677980A (en) * 1925-08-05 1928-07-24 Montelius Carl Oscar Josef Rotary pump, motor, meter, or the like
US2095167A (en) * 1935-02-26 1937-10-05 Burghauser Franz Screw pump
US2095168A (en) * 1935-03-14 1937-10-05 Burghauser Franz Axial pump
US2176787A (en) * 1937-08-13 1939-10-17 Burghauser Franz Pump or motor
US2266820A (en) * 1938-07-13 1941-12-23 Frank E Smith Engine
US2590561A (en) * 1947-12-10 1952-03-25 Montelius Carl Oscar Josef Screw pump
US2592476A (en) * 1948-02-07 1952-04-08 Laval Steam Turbine Co Series arrangement of positive and nonpositive screw pumps
US3161349A (en) * 1961-11-08 1964-12-15 Svenska Rotor Maskiner Ab Thrust balancing
US3275226A (en) * 1965-02-23 1966-09-27 Joseph E Whitfield Thrust balancing and entrapment control means for screw type compressors and similardevices

Also Published As

Publication number Publication date
NL160907C (nl) 1979-12-17
BE700079A (de) 1967-12-18
JPS4833041B1 (de) 1973-10-11
SU816407A3 (ru) 1981-03-23
DK139735C (de) 1979-09-17
AT278229B (de) 1970-01-26
DE1551070A1 (de) 1970-04-16
CS151457B2 (de) 1973-10-19
DK139735B (da) 1979-04-02
NL6708782A (de) 1967-12-27
SE320143B (de) 1970-02-02
FR1528283A (fr) 1968-06-07
US3388854A (en) 1968-06-18
GB1177236A (en) 1970-01-07
NL160907B (nl) 1979-07-16
CH473991A (de) 1969-06-15

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